util: virprobe.h: use #pragma once in headers

Signed-off-by: NJonathon Jongsma <jjongsma@redhat.com>
Reviewed-by: NJán Tomko <jtomko@redhat.com>
Signed-off-by: NJán Tomko <jtomko@redhat.com>

src/util/virprobe.h

@@ -19,13 +19,12 @@
  *
  */
 
-#ifndef LIBVIRT_VIRPROBE_H
-# define LIBVIRT_VIRPROBE_H
+#pragma once
 
-# include "internal.h"
-# include "virlog.h"
+#include "internal.h"
+#include "virlog.h"
 
-# if WITH_DTRACE_PROBES
+#if WITH_DTRACE_PROBES
 # ifndef LIBVIRT_PROBES_H
 #  define LIBVIRT_PROBES_H
 #  include "libvirt_probes.h"
@@ -96,13 +95,11 @@
         PROBE_EXPAND(LIBVIRT_ ## NAME, \
                      VIR_ADD_CASTS(__VA_ARGS__)); \
     }
-# else
+#else
 # define PROBE(NAME, FMT, ...) \
     VIR_INFO_INT(&virLogSelf, \
                  __FILE__, __LINE__, __func__, \
                  #NAME ": " FMT, __VA_ARGS__);
 
 # define PROBE_QUIET(NAME, FMT, ...)
-# endif
-
-#endif /* LIBVIRT_VIRPROBE_H */
+#endif